The early Levittowns also had an ugly secret: no black families allowed. "As a Jew, I have no room in my mind or heart for racial prejudice," Levitt insisted in 1954. "But, by various means, I have come to know that if we sell one house to a Negro family, then 90 to 95 percent of our white customers will not buy into the community. That is their attitude, not ours."